Health, 27.06.2019 01:30, sedilei1515
During winter break you came down with a horrible cold. then, during spring break, you came down with another horrible cold! in fact, you have probably had the common cold dozens of times in your life. if having a disease is one way to gain immunity, why have you not become immune to the common cold? a. there are at least 200 different viruses that can cause the common cold, and they change over time. b. actually, you have developed immunity to the common cold and get sick only from bacterial infections. c. only non-specific immunity you fight the common cold, and specific immunity is not an effective defense against viruses. d. the pathogen that causes the common cold attacks and kills memory cells, continually "erasing" the immune system's memory of it. e. the rhinovirus that causes the common cold has no surface antigens and so can move through the body without being detected.
Answers: 1
Health, 22.06.2019 22:00, andrewjammo
Warming up prepares the body for exercise in what way? a. muscularly b. cardiovascularly c. neurologically d. all of the above
Answers: 1
Health, 23.06.2019 03:00, kksavage36
Match the government contribution to mental health to the issue it was created to address. 1. community mental health act of 1963 first federal funding for mental health care 2. commission on mental health, est. 1977 created to determine the mental health needs of the united states 3. the decade of the brain federal funding invested to research mental illness and functions of the brain
Answers: 1
Health, 23.06.2019 03:30, kaytlyn8102
How harmful is it to smoke a pack of cigarettes a week?
Answers: 1
Health, 23.06.2019 05:30, StateChamps
Describe factors that can make dishes in restaurants have nutritional values
Answers: 2
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